Skip to main content

Table 3 Amongst health care professionals, factors associated with individual use of vitamins and minerals; adjusted multivariate logistic regression***

From: Dietary supplement use among health care professionals enrolled in an online curriculum on herbs and dietary supplements

Characteristic

Multivit

Calcium

Vit B

Vit C

Vit E

Vit D

Folate

Fish oil

Gender

        

Male *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Females

1.3 (.93–1.7)

3.4 (2.4–4.8)

2.3 (1.4–3.8)

.99 (.74–1.4)

.88 (.60–1.3)

2.3 (1.4–.3.8)

1.8 (1.2–2.9)

.88 (.60–1.3)

Professional Group

        

Physician *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Nutritionist

1.3 (.80–2.1)

1.6 (.99–2.6)

.47 (.24 .92)

.56 (.32.99)

.67 (.37–1.2)

.47 (.24–.92)

.56 (.29–1.1)

.94 (.55–2.2)

Nurse

2.3 (1.4–3.6)

1.5 (.96–2.5)

.73 (.41–1.3)

.1.2 (.75–2.0)

1.6 (1.0–2.7)

.73 (.41–1.3)

1.1 (.61–1.9)

1.3 (.81–2.2)

PA and NP

1.1 (.64–2.0)

1.1 (.63–2.0)

.78 (.39–1.6)

1.4 (.79–2.5)

1.6 (.87–2.9)

.78 (.39–1.6)

.73 (.35–1.5)

1.3 (.73 –2.4)

Pharmacist

.88 (.43–1.8)

1.6 (0.78–3.5)

.77 (.29–2.1)

.91 (.40 2.1)

.81 (.33 2.0)

.77 (.29–2.1)

.67 (.24–1.9)

.99 (.43–2.2)

Student

1.4 (.87–2.2)

1.7 (1.05–2.7)

.96 (.52–1.8)

1.9 (1.2–3.1)

1.1 (.66–2.0)

.96 (.52–1.8)

1.2 (.64–2.2)

1.0 (.60–1.7)

Resident

.83 (.47–1.4)

.79 (0.42–1.5)

.35 (.12–.95)

.89 (.47–1.7)

.57 (.47–1.7)

.35 (.12–.96)

.82 (.36–1.8)

.74 (.37–1.5)

Age (years)

        

≤30*

1

1.0

1

1

1

1

 

1

31–40

.88 (.58–1.3)

1.1 (0.72–1.7)

.75 (.40–1.4)

1.1 (.70–1.7)

.93 (.53–1.6)

.75 (.40–1.4)

.93 (.50–1.7)

1.5 (.89–2.5)

41–50

.78 (.50–1.1)

1.4 (0.9– 2.1)

1.1 (.58–1.9)

1.5 (.93–2.3)

2.0 (1.2–3.3)

1.1 (.58–1.9)

1.1 (.59–2.0)

1.6 (.95–2.7)

>50

.82 (.53–1.3)

2.0 (1.3–3.1)

2.1 (1.1–3.8)

2.2 (1.4–3.5)

2.4 (1.4–4.1)

2.1 (1.1–3.8)

2.3 (1.3–4.1)

2.5 (1.5–4.2)

Knowledge Scores

        

Low*

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Medium

1.4 (1.04 – 1.9)

1.3 (.97–1.9)

1.1 (.68 1.7)

1.7 (.84 1.6)

1.2 (.83 1.8)

1.1 (.68 1.7)

1.7 (1.05–2.7)

1.9 (1.3–3.9)

High

2.0 (1.4–2.8)

2.7 (1.9–3.9)

1.4 (.87–2.2)

1.4 (.97–2.0)

1.4 (.93–2.1)

1.4 (.87–2.2)

2.7 (1.6–4.4)

3.4 (2.2 –5.3)

Clinical Confidence

        

Low

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Medium

1.4 (1.0– 1.9)

1.1 (.76–1.5)

1.2 (.77–1.9)

1.3 (.90–1.8)

1.4 (.97–2.1)

1.2 (.77–1.9)

1.02 (.64–1.6)

1.3 (.88–2.0)

High

1.1 (.76–1.5)

.98 (.69–1.4)

.95 (.59–1.5)

1.2 (.82–1.7)

1.1 (.72–1.6)

.96 (.60–1.6)

1.05 (.66–1.7)

1.4 (.90–2.0)

Extremely high

.96 (.68–1.4)

1.1 (.75–1.6)

1.3 (.80–2.1)

1.0 (.68–1.5)

1.3 (.84–1.9)

1.3 (.80–2.1)

1.2 (.74–1.9)

1.5 (1.0–2.3)

Discuss with patients HDS

        

No *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Yes

.97 (.73–1.3)

1.34 (1.0–1.8)

1.7 (1.2–2.6)

1.1 (.81–1.5)

1.1 (.78–1.5)

1.7 (1.2–2.6)

1.7 (1.1–2.5)

1.4 (.97–1.9)

  1. *The race/ethnicity variable did not show any positive association for other dietary supplement use in the multivariable analysis.
  2. **The geographic variable showed a positive association (1.6 [1.2–2.2]) for fish oil and 1.3 [1.02 1.7] for multivitamin use in the multivariable analysis.
  3. ***Adjusted odds ratio with 95% confidence interval (N = 1176)